# Copyright 2025 The Cirq Developers
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from __future__ import annotations

import pathlib

import cirq
import cirq.contrib.qcircuit.qcircuit_pdf as qcircuit_pdf


def test_qcircuit_pdf(tmp_path: pathlib.Path) -> None:
    circuit = cirq.Circuit(cirq.X(cirq.q(0)), cirq.CZ(cirq.q(0), cirq.q(1)))
    qcircuit_pdf.circuit_to_pdf_using_qcircuit_via_tex(circuit, f"{tmp_path}/test_file")
    assert (tmp_path / "test_file.pdf").is_file()
    assert not (tmp_path / "test_file.dvi").exists()
    assert not (tmp_path / "test_file.ps").exists()
